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Incidence of AFB1 in brewer's grain at 0 and 7 days of storage.
| Sampling (days) | Positive samples (%) | Aflatoxin B1 (ng g−1)* | Over limit‡ (%) | |
|---|---|---|---|---|
| Range | Mean level ± SD† | |||
| 0 | 57 | 5.40–26.88 | 11.76 ± 9.15 | 25 |
| 7 | 50 | 4.32–446.40 | 256.96 ± 150.96 | 67 |
*Minor and major levels of AFB1.
†Mean level of AFB1 ± standard deviation (SD).
‡Percentage of samples with AFB1 levels over limits established by GMP [11] 20 ng g−1.
